re.subn clear solution for Backspace Apply by StefanPochmann - python coding challenges - Py.CheckiO

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re.subn solution in Clear category for Backspace Apply by StefanPochmann

import re

def backspace_apply(s: str) -> str:
    while True:
        s, n = re.subn('.?#', '', s, 1)
        if not n:
            return s

Dec. 13, 2021

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